Meet the Man Engineering Facebook's Revenues — Gokul Rajaram is a patient man. Which is fortunate, because the Facebook advertising product director has a lot of teaching to do. — Outsiders can't seem to wrap their heads around how Rajaram's technologies are going to generate profits for his employer.

The Mac App Store's future of irrelevance — Postbox's exit from the Mac App Store should sound very familiar to anyone who buys Mac software. If you read between the lines a bit, I think the real story there is one we've seen a lot since June 1: they tolerated the App Store's lack …

3D imagery now available on iPad and iPhone — Today, we're happy to announce the availability of 3D imagery for Google Earth on the new iPad, iPad 2 and iPhone 4S. — A map must be comprehensive and accurate no matter where you are or what device you use. We also believe maps can be useful in ways you might not have imagined.

Introducing the Recommendations Bar — Today we're launching the Recommendations Bar, a new social plug-in that helps people find articles based on what their friends like and share from your site. — As a person reads an article, a small pop-up surfaces at the bottom …

No, Microsoft's Entry-Level Surface Will Not Cost $1000 — Microsoft's announcement last month that they're making their own tablet hardware — and directly competing with the very OEMs and partners that they license their software to — was huge in revealing a radical step forward for the company.

Simplifying printing in Windows 8 … Of all the peripheral devices that you can connect to your Windows PC, printers are one of the most popular, and have been supported for the longest time. In fact, Windows 1.0 (shipped in 1985) supported “a number of printers and plotters” and included a …

EBay To Target Under-18 Set — EBay Inc. is exploring ways to harness an untapped class of buyers: Kids. — The Internet company may allow consumers who are under 18 years old to set up accounts and access the eBay.com website to buy vintage T-shirts, jewelry, school supplies or other products …

Apple-Amazon War Heats Up — Tech Giants Scramble to Take Rival Ground in Phones, Tablets and Apps — The long-simmering war between Amazon.com Inc. and Apple Inc. is starting to boil over. — The two technology giants are going head to head in an increasing number of areas as they move …